Wi-fi could be used to detect weapons and bombs

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Ordinary wi-fi could be used to detect weapons and explosives in public places, according to a study led by the Rutgers University in New Jersey.

Wireless signals can penetrate bags to measure the dimensions of metal objects or estimate the volume of liquids, researchers claim.

Initial tests appeared to show that the system was at least 95% accurate. 

Editor's Comment
Doping needs our collective action

As such, we are now one step away from the shame of being labelled amongst the world’s worst offenders. This is a national embarrassment that demands an immediate, united response from every corner of our society. Pointing fingers is useless, we must all hold up our hands and play our part in the dealing with this matter.To our government and the Botswana National Sports Commission (BNSC), the call is for the to adopt decisive leadership and...

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